. as early voting begins, obama and romney adjust their closing arguments in the battleground of virginia. up close and personal new ads before their big showdown next week. >>> inside job. tsa agents are supposed to screen your luggage, so, how did our stolen ipad end up in this officer's home. brian ross with hundreds of tsa officers caught red handed. >>> and mona lisa mystery. you know the masterpiece. but could this be a second mona lisa? it was a claim that shocked the world today, so, we put it to the test. >>> good evening. diane is on special assignment this thursday. we're going to tell you about that in a bit. but we begin tonight with cyber warfare. the most extensive attack on american banks ever. launched from the middle east, hatching right now. citigroup, bank of america, wells fargo, u.s. bank corp and today, pnc. america's biggest banks, with millions of american families locked out of their accounts online. so, what does it mean for your money? who is behind it? how long has it been happening? officials across the government are tracking the attacks, working to keep them fr
